Finding the Third Proportional to 575,428.50 and 861,414.75
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Solution
The third proportional to 575,428.50 and 861,414.75 is: 1,289,535.31
Step by Step Solution
- Step 1: Write the proportion equation
575,428.50 : 861,414.75 = 861,414.75 : x - Step 2: Convert to fraction form
575,428.50/861,414.75 = 861,414.75/x - Step 3: Cross multiply
575,428.50x = 861,414.75 × 861,414.75 - Step 4: Simplify right side
575,428.50x = 742,035,371,517.56 - Step 5: Solve for x
x = 742,035,371,517.56/575,428.50 - Step 6: Final answer
x = 1,289,535.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.